SVIBOR - Project code: 2-05-255

MINISTRY OF SCIENCE AND TECHNOLOGY

Strossmayerov trg 4, HR - 10000 ZAGREB
tel.: +385 1 459 44 44, fax: +385 1 459 44 69
E-mail: ured@znanost.hr

SVIBOR

SVIBOR - Collecting Data on Projects in Croatia

Project code: 2-05-255


RESEARCH OF PHYSICAL PHENOMENA IN ELECTRICAL MACHINES


Main researcher: BAN, DRAGO (1914)


Assistants
Type of research: applied
Duration from: 01/01/91. to 01/01/96.
Papers on project (total): 83
Papers on project quoted in Current Contents: 2
Institution name: Fakultet elektrotehnike i računarstva, Zagreb (36)
Department/Institute: Department of Electric Machines, Drives and Automation
Address: Unska 3
City: 10000 - Zagreb, Croatia
Communication
Phone: 385 1 6129 770
Fax: 385 1 6129 705
E-mail: drago.ban@fer.hr
Summary: Development of diagnostic methods foruncovering the faults on the inductionmachine squirrel cage. Analysis of theimpact of new techniques and technologicalsolutions of speed control on the design,construction and building procedures of theelectrical motors for controlled electricaldrives. Analysis of the methods of inductionmotor parameter identification in real time.Synchronous machine parameter identificationbased on data acquired from three phasefault. Mathematical modelling and analysisusing numerical procedures. Design of theprogram for numerical determination of thetransfer function parameters of the ACmachine. Theoretical and experimentalresearch of the physical description ofevents that occur in a real DC machinecommutational process; development of themathematical model and methodology for realcommutational process simulation. Analysisof specific features of the double laparmature winding of the DC machine in orderto solve the problems with voltage pulsationamong adjacent commutator bars which is ofsignificant importance in the successfulldesign of the large DC machine (to thehighest power limit). Experimentalverification of stated theoretical functionsand results achieved from mathematical modelsimulation methods on a computer.Development of a method and design of programfor setting the intermittent workingconditions including technical load controland automatic control during laboratoryexperiments.

Keywords: electrical machine,physical phenomena

Research goals: Development of the diagnostic for uncovering the faults on the induction machine. Analysis of the impact of new techniques and technological solutions af speed control on the design, construction and building procedures of the electrical motors for controlled electrical drives. Analysis of the methods of induction motor parametar identification in real time. Synchronous machine parametar identification based on data acquired from three phaze fault. Mathematical modelling and analysis using numerical procedures. Design of the program for numerical determination of the transfer function parameters of the AC machine. Theoretical and experimental research of the physical description of events that occur in a real DC machine commutational process; development of the mathematical model and methodologyfor real commutational process simulation. Analysis of specific features of the double lap armature winding of the DC machine in order to solve the problems with voltage pulsation among adjacent commutator bars which is of significant imprtance in the successful design of the large DC machine (to the highest power limit). Experimental verification of stated theoretical functions and results achieved from mathematical model simulation methods on a computer. Development of a method and design of program for setting the intermittent working conditions including technical load control and automatic control during laboratory experiments.
Other information about the project.
MZT Croatian language SVIBOR Alphabetic list Sorted on project code Sorted on institutions Search help
Ministry of
Science and
Technology		 Croatian
language		 Svibor
homepage		 Alphabetic
list		 Sorted on
project code		 Sorted on
institutions		 Search Help
Last update: 10/08/95
Information: svibor@znanost.hr